There are currently two main chemical conversion methods for reducing benzene content - the hydrogenation saturation method and the alkylationmethod.
目前，化学转化法降苯技术主要有加氢饱和降苯和烷基化降苯两种。
2
In recent years, several refineries have imported sulfuric acid alkylation units with effluent refrigeration, but a systematical process calculation method is lacking.
近年来陆续引进了硫酸法烷基化流出物致冷新工艺，对装置的工艺计算目前国内尚未形应系统的算法。
3
This paper choose the SE-30 capillary chromatographic column confirm a method to qualitatively and quantitatively analyze the product derived from alkylation of naphthalene with propylene.